Patterns of Salmonella excretion in market swine.
D000821:Animal Feed; D000818:Animals; D003672:Defecation; D005243:Feces / Q000032:analysis; D012481:Salmonella Infections, Animal; D012486:Salmonella typhimurium / Q000302:isolation & purification*; D013312:Stress, Physiological; D013552:Swine; D013553:Swine Diseases / Q000175:diagnosis*; D014887:Weather